Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    30/04/2026, 13:00

General

  • Target
    a.bin.exe
  • Size 54.0MB
  • Sample260430-p83rtah19l
  • SHA256 61c8de3128ca4893324f3327d8ca941e089dcc42eb0d2e6ef98616f5402234d5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 9 IoCs
  • Loads dropped DLL 14 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Inno Setup is an open-source installation builder for Windows applications. 2 IoCs

    Inno Setup installer

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a.bin.exe
    "C:\Users\Admin\AppData\Local\Temp\a.bin.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2400
    • C:\Users\Admin\AppData\Local\Temp\is-5P3OI0DWMB.tmp\a.bin.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-5P3OI0DWMB.tmp\a.bin.tmp" /SL5="$A0060,55372638,893952,C:\Users\Admin\AppData\Local\Temp\a.bin.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1852
      • C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe
        "C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4996
        • C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe
          "C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe" --type=gpu-process --field-trial-handle=1760,10357721617184976261,11147643866959941,131072 --enable-features=WebComponentsV0Enabled --disable-features=SpareRendererForSitePerProcess --gpu-preferences=KAAAAAAAAADgAAAwAAAAAAAAYAAAAAAAEAAAAAAAAAAAAAAAAAAAACgAAAAEAAAAIAAAAAAAAAAoAAAAAAAAADAAAAAAAAAAOAAAAAAAAAAQAAAAAAAAAAAAAAAFAAAAEAAAAAAAAAAAAAAABgAAABAAAAAAAAAAAQAAAAUAAAAQAAAAAAAAAAEAAAAGAAAA --mojo-platform-channel-handle=1768 --ignored=" --type=renderer " /prefetch:2
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:640
        • C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe
          "C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe" --type=utility --field-trial-handle=1760,10357721617184976261,11147643866959941,131072 --enable-features=WebComponentsV0Enabled --disable-features=SpareRendererForSitePerProcess --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=2144 /prefetch:8
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          PID:3968
        • C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe
          "C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe" --type=gpu-process --field-trial-handle=1760,10357721617184976261,11147643866959941,131072 --enable-features=WebComponentsV0Enabled --disable-features=SpareRendererForSitePerProcess --disable-gpu-sandbox --use-gl=disabled --gpu-preferences=KAAAAAAAAADoAAAwAAAAAAAAYAAAAAAAEAAAAAAAAAAAAAAAAAAAACgAAAAEAAAAIAAAAAAAAAAoAAAAAAAAADAAAAAAAAAAOAAAAAAAAAAQAAAAAAAAAAAAAAAFAAAAEAAAAAAAAAAAAAAABgAAABAAAAAAAAAAAQAAAAUAAAAQAAAAAAAAAAEAAAAGAAAA --mojo-platform-channel-handle=1804 /prefetch:2
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          PID:2808
  • C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe
    C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:480
    • C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe
      "C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe" --type=gpu-process --field-trial-handle=1800,2230862475722650156,6901766427388549996,131072 --enable-features=WebComponentsV0Enabled --disable-features=SpareRendererForSitePerProcess --gpu-preferences=KAAAAAAAAADgAAAwAAAAAAAAYAAAAAAAEAAAAAAAAAAAAAAAAAAAACgAAAAEAAAAIAAAAAAAAAAoAAAAAAAAADAAAAAAAAAAOAAAAAAAAAAQAAAAAAAAAAAAAAAFAAAAEAAAAAAAAAAAAAAABgAAABAAAAAAAAAAAQAAAAUAAAAQAAAAAAAAAAEAAAAGAAAA --mojo-platform-channel-handle=1816 --ignored=" --type=renderer " /prefetch:2
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:3944
    • C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe
      "C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe" --type=utility --field-trial-handle=1800,2230862475722650156,6901766427388549996,131072 --enable-features=WebComponentsV0Enabled --disable-features=SpareRendererForSitePerProcess --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=2224 /prefetch:8
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:4284
    • C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe
      "C:\Users\Admin\AppData\Local\QuickCoreQuickCore\Grape.exe" --type=gpu-process --field-trial-handle=1800,2230862475722650156,6901766427388549996,131072 --enable-features=WebComponentsV0Enabled --disable-features=SpareRendererForSitePerProcess --disable-gpu-sandbox --use-gl=disabled --gpu-preferences=KAAAAAAAAADoAAAwAAAAAAAAYAAAAAAAEAAAAAAAAAAAAAAAAAAAACgAAAAEAAAAIAAAAAAAAAAoAAAAAAAAADAAAAAAAAAAOAAAAAAAAAAQAAAAAAAAAAAAAAAFAAAAEAAAAAAAAAAAAAAABgAAABAAAAAAAAAAAQAAAAUAAAAQAAAAAAAAAAEAAAAGAAAA --mojo-platform-channel-handle=1208 /prefetch:2
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:564
  • C:\Windows\System32\CompPkgSrv.exe
    C:\Windows\System32\CompPkgSrv.exe -Embedding
    1⤵
      PID:4672
    • C:\Windows\System32\CompPkgSrv.exe
      C:\Windows\System32\CompPkgSrv.exe -Embedding
      1⤵
        PID:3356

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            chrome_200_percent.pak

            • Path C:\Users\Admin\AppData\Local\QuickCoreQuickCore\chrome_200_percent.pak
            • Size 312KB
            • SHA256 cd584f20aeed80fe5852d5d5656a12d25d9116d6b805ddbec3874d310925df2a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            d3dcompiler_47.dll

            • Path C:\Users\Admin\AppData\Local\QuickCoreQuickCore\d3dcompiler_47.dll
            • Size 4.3MB
            • SHA256 4b074a3976399dc735484f5d43d04b519b7bdee8ac719d9ab8ed6bd4e6be0345
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ffmpeg.dll

            • Path C:\Users\Admin\AppData\Local\QuickCoreQuickCore\ffmpeg.dll
            • Size 2.2MB
            • SHA256 1a5ea394d48ec44bdffc87a0a414553acd7496058546fda51f2aa7afc774d277
            • MD5 SHA1 SHA512 SSDEEP TLSH

            icudtl.dat

            • Path C:\Users\Admin\AppData\Local\QuickCoreQuickCore\icudtl.dat
            • Size 10.0MB
            • SHA256 594637e10b8f5c97157413528f0cbf5bc65b4ab9e79f5fa34fe268092655ec57
            • MD5 SHA1 SHA512 SSDEEP TLSH

            en-US.pak

            • Path C:\Users\Admin\AppData\Local\QuickCoreQuickCore\locales\en-US.pak
            • Size 75KB
            • SHA256 3333cf1fb2b0c15ea819787ba672d2274f3136e6a8729f2e5d2796b740688183
            • MD5 SHA1 SHA512 SSDEEP TLSH

            resources.pak

            • Path C:\Users\Admin\AppData\Local\QuickCoreQuickCore\resources.pak
            • Size 8.9MB
            • SHA256 7b2bccc7c2469d516116e9e9fb3ef9ee397ac98508ccd4f3f6714b7ccd1b9c3f
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libEGL.dll

            • Path C:\Users\Admin\AppData\Local\QuickCoreQuickCore\swiftshader\libEGL.dll
            • Size 392KB
            • SHA256 91e118f71d5605b24d58002f152fe7bfe95af85a0027076a944c62609357e16e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libGLESv2.dll

            • Path C:\Users\Admin\AppData\Local\QuickCoreQuickCore\swiftshader\libGLESv2.dll
            • Size 3.6MB
            • SHA256 f1d11680aeba15d3f31fd3982da7a78b460705fd54e6033fd791e5298cdbfcd5
            • MD5 SHA1 SHA512 SSDEEP TLSH

            v8_context_snapshot.bin

            • Path C:\Users\Admin\AppData\Local\QuickCoreQuickCore\v8_context_snapshot.bin
            • Size 607KB
            • SHA256 172d37f02295e53a548907baac6eb33b3c2acaa49c1008bae27acf3a1a0d1c1a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            chrome_100_percent.pak

            • Path C:\Users\Admin\AppData\Local\Temp\is-3E96R8XY0Z.tmp\chrome_100_percent.pak
            • Size 175KB
            • SHA256 65cb11d090b32e0fb3c740a736c13c0a47cb1bcb265c084e3de5bb7474fb662f
            • MD5 SHA1 SHA512 SSDEEP TLSH

            a.bin.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\is-5P3OI0DWMB.tmp\a.bin.tmp
            • Size 4.2MB
            • SHA256 40333fded8613045e139b300cd93e51d4bce22d03e22da9e57ddeeb4b32a776c
            • MD5 SHA1 SHA512 SSDEEP TLSH

            setup.txt

            • Path C:\Users\Admin\AppData\Roaming\setup.txt
            • Size 8B
            • SHA256 2cc16f01ae229ef7ce0c26b9a3604827625cd9b5ea60f0cbcedbc74e76548fdf
            • MD5 SHA1 SHA512

            memory/640-312-0x00007FFD06170000-0x00007FFD06171000-memory.dmp

            memory/1852-5-0x0000000000830000-0x0000000000831000-memory.dmp

            memory/1852-336-0x0000000000CA0000-0x00000000010EB000-memory.dmp

            memory/1852-338-0x0000000000830000-0x0000000000831000-memory.dmp

            memory/1852-337-0x00000000010F0000-0x00000000016F2000-memory.dmp

            memory/2400-1-0x0000000000100000-0x00000000001E9000-memory.dmp

            memory/2400-335-0x0000000000100000-0x00000000001E9000-memory.dmp